text: from django.test import TestCase
  from django.contrib.auth.models import User as auth_user
  from . import models
  
  # Create your tests here.
  class SuggestionTestCase(TestCase):
      def setUp(self):
          user = auth_user.objects.create_user('john', 'lennon@thebeatles.com', 'johnpassword')
          user.save()
          user_instance = auth_user.objects.get(id=1)
          models.SuggestionModel.objects.create(suggestion="lion", author=user_instance)
          models.SuggestionModel.objects.create(suggestion="cat", author=user_instance)
  
      def test_suggestion_to_string(self):
          lion = models.SuggestionModel.objects.get(suggestion="lion")
          cat = models.SuggestionModel.objects.get(suggestion="cat")
          self.assertEqual(str(lion),"john lion")
          self.assertEqual(str(cat),"john cat")
  
  class CommentTestCase(TestCase):
      def setUp(self):
          user = auth_user.objects.create_user('john', 'lennon@thebeatles.com', 'johnpassword')
          user.save()
          user_instance = auth_user.objects.get(id=1)
          sugg = models.SuggestionModel.objects.create(suggestion="lion", author=user_instance)
          models.CommentModel.objects.create(comment="cat", suggestion=sugg, author=user_instance)
  
      def test_suggestion_to_string(self):
          cat = models.CommentModel.objects.get(comment="cat")
          self.assertEqual(str(cat),"john cat")
  